I am a huge fan and user of OneNote and have been for years. We’ve all used a file cabinet and we all have a junk draw. OneNote allows you to organize your electronic “stuff” using either method depending on your personality type or mood. My favorite part is, unlike a real junk drawer, it’s easy to find your “stuff” just by searching for it.
I’ve been using OneNote for the iPad for awhile now and this addition is HUGE! You can read more at the link below.